Barbecue



FIG. 1 is a top and left side perspective view of a barbecue showing my new design, the table and frame which is shown in broken lines forms no part of the claimed design;

FIG. 2 is a perspective view thereof;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof. 

CLAIM I claim the ornamental design for a barbecue, as shown and described. 